package com.zzy.dao.impl;

import com.zzy.dao.BookDao;
import com.zzy.pojo.Book;

import java.util.List;

public class BookDaoImpl extends BaseDao implements BookDao {
    @Override
    public int addBook(Book book) {
        String sql = "insert into t_book(`name`, `author`, `price`, `sales`, `stock`, `img_path`)values (?,?,?,?,?,?)";
        return update(sql, book.getName(), book.getAuthor(), book.getPrice(), book.getSales(), book.getStock(), book.getImgPath());
    }

    @Override
    public int deleteBookById(Integer id) {
        String sql = "delete from t_book where id = ?";
        return update(sql, id);
    }

    @Override
    public int updateBook(Book book) {
        String sql = "update t_book set `name`=?, `author`=?, `price`=?, `sales`=?, `stock`=?, `img_path`=? where id = ?";
        return update(sql, book.getName(), book.getAuthor(), book.getPrice(), book.getSales(), book.getStock(), book.getImgPath(), book.getId());
    }

    @Override
    public Book queryBookById(Integer id) {
        String sql = "select `id`, `name`, `author`, `price`, `sales`, `stock`, `img_path` img_Path from t_book where id = ?";
        return queryForOne(Book.class, sql, id);
    }

    @Override
    public List<Book> queryBooks() {
        String sql = "select `id`, `name`, `author`, `price`, `sales`, `stock`, `img_path` img_Path from t_book";
        return queryForList(Book.class, sql);
    }

    @Override
    public Integer queryForPageTotalCount() {
        String sql = "select count(*) from t_book";
        Number count = (Number) queryForSingleValue(sql);
        return count.intValue();
    }

    @Override
    public List<Book> queryForPageItems(int begin, int pageSize) {
        String sql = "select  `id`, `name`, `author`, `price`, `sales`, `stock`, `img_path` img_Path from t_book limit ?,?";
        return queryForList(Book.class, sql, begin, pageSize);
    }

    @Override
    public Integer queryForPageTotalCountByPrice(int min, int max) {
        String sql = "select count(*) from t_book where price between ? and ?";
        Number count = (Number) queryForSingleValue(sql, min, max);
        return count.intValue();
    }

    @Override
    public List<Book> queryForPageItemsByPrice(int begin, int pageSize, int min, int max) {
        String sql = "select  `id`, `name`, `author`, `price`, `sales`, `stock`, `img_path` img_Path from t_book where price between ? and ?  order by price limit ?,? ";
        return queryForList(Book.class, sql, min, max, begin, pageSize);
    }
    public List<Book> queryBooksByName(String name) {
        String sql = "SELECT * FROM t_book WHERE name LIKE ?";
        return queryForList(Book.class, sql, "%" + name + "%");
    }

}

